已知复数z1,z2,z3在复数坐标系内对应的点分别为A,B,C.且(z2-z1)/(z3-z1)=1+(4/3)i 求证:三角形ABC是直角已知复数z1,z2,z3在复数坐标系内对应的点分别为A,B,C.且(z2-z1)/(z3-z1)=1+(4/3)i求证:三角形ABC是直
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![已知复数z1,z2,z3在复数坐标系内对应的点分别为A,B,C.且(z2-z1)/(z3-z1)=1+(4/3)i 求证:三角形ABC是直角已知复数z1,z2,z3在复数坐标系内对应的点分别为A,B,C.且(z2-z1)/(z3-z1)=1+(4/3)i求证:三角形ABC是直](/uploads/image/z/6293937-57-7.jpg?t=%E5%B7%B2%E7%9F%A5%E5%A4%8D%E6%95%B0z1%2Cz2%2Cz3%E5%9C%A8%E5%A4%8D%E6%95%B0%E5%9D%90%E6%A0%87%E7%B3%BB%E5%86%85%E5%AF%B9%E5%BA%94%E7%9A%84%E7%82%B9%E5%88%86%E5%88%AB%E4%B8%BAA%2CB%2CC.%E4%B8%94%28z2-z1%29%2F%28z3-z1%29%3D1%2B%284%2F3%29i+%E6%B1%82%E8%AF%81%EF%BC%9A%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E6%98%AF%E7%9B%B4%E8%A7%92%E5%B7%B2%E7%9F%A5%E5%A4%8D%E6%95%B0z1%2Cz2%2Cz3%E5%9C%A8%E5%A4%8D%E6%95%B0%E5%9D%90%E6%A0%87%E7%B3%BB%E5%86%85%E5%AF%B9%E5%BA%94%E7%9A%84%E7%82%B9%E5%88%86%E5%88%AB%E4%B8%BAA%2CB%2CC.%E4%B8%94%28z2-z1%29%2F%28z3-z1%29%3D1%2B%284%2F3%29i%E6%B1%82%E8%AF%81%EF%BC%9A%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E6%98%AF%E7%9B%B4)
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